Patents by Inventor Jeong-Hwan Lee
Jeong-Hwan Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250143174Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1, an organic electroluminescent material comprising compounds represented by formula 1 and formula 2, an organic electroluminescent material comprising compounds represented by formula 1 and formula 3, and an organic electroluminescent device comprising the same. An organic electroluminescent device with improved driving voltage, luminous efficiency, and/or lifetime properties can be provided by comprising the organic electroluminescent compound or the organic electroluminescent material according to the present disclosure.Type: ApplicationFiled: September 27, 2024Publication date: May 1, 2025Inventors: Jeong-Eun YANG, Jeong-Hwan JEON, Sang-Hee CHO, Hee-Ryong KANG, Hyo-Jung LEE
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Publication number: 20250121894Abstract: A dual spoiler apparatus changes a tilting angle and a length of an air spoiler to control the air flow to the rear of a vehicle, so as to improve aerodynamic performance and simplify parts for tilting and length change. The dual spoiler apparatus includes: a first spoiler device configured to slide on a spoiler mounting portion in a first direction; a second spoiler device configured to tilt on the spoiler mounting portion in a second direction; and a driving device configured to switch a sliding position of the first spoiler device and a tilting position of the second spoiler device.Type: ApplicationFiled: March 19, 2024Publication date: April 17, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SHB Automotive Module Co., Ltd.Inventors: Hong Heui Lee, Jin Young Yoon, Dong Eun Cha, Dong Ha Kim, Jeong Bok Lee, Sung Hoon Son, Bo Hwan Cha
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Publication number: 20250124184Abstract: A device and method for estimating fish growth based on a modified fish growth model. The device includes a growth factor data input unit configured to receive growth factor data including an initial average weight Wi, a final average weight Wf, a total supplied feed amount F, and a rearing period D about a growth estimation target fish; a first growth information calculation unit configured to apply the growth factor data received from the growth factor data input unit to the modified fish growth model to calculate first growth information of the growth estimation target fish based on the modified fish growth model; and a display for outputting the first growth information calculated by the first growth information calculation unit on a screen thereof.Type: ApplicationFiled: November 29, 2023Publication date: April 17, 2025Applicant: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Jeong Hwan PARK, Young Hun LEE, Ji Soo KIM, Geoun Woo PARK, Jae Man LEE
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Publication number: 20250123573Abstract: A lithography apparatus comprises a wafer stage, a cable configured to be bent as the wafer stage moves, a first support configured to prevent the cable from sagging, and to support the cable to maintain a bent state of the cable when the cable moves, a first rail installed on a first side of the cable, and including curved track extending in a direction from a lower portion of the cable toward an upper portion of the cable, wherein the first rail includes a concave first surface, a second rail installed on a second side of the cable opposite the first side of the cable, and including curved track extending in the direction from the lower portion of the cable toward the upper portion of the cable, wherein the second rail includes a concave second surface.Type: ApplicationFiled: June 28, 2024Publication date: April 17, 2025Inventors: Sung Yong BAE, Hyeon Jin KIM, Jeong-Gil KIM, Kyoung Hwan OH, Dong Jin LEE
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Patent number: 12269383Abstract: A ventilation and heating apparatus for a child seat is provided. A ventilation mat with an embedded heating wire is mounted on a body of the child seat, so ventilation air is discharged toward a child's body through the ventilation mat in summer or when ventilation is required, and heating wire embedded in the ventilation mat is driven in winter, thus providing a comfortable seating environment for a child sitting on the child seat, and improving the sitting comfort of a child.Type: GrantFiled: December 13, 2022Date of Patent: April 8, 2025Assignees: Hyundai Motor Company, Kia Corporation, Poled Co., Ltd.Inventors: Byeong Seon Son, Tae Hoon Lee, Seung Hyun Kim, Ji Hwan Kim, Seon Chae Na, Sang Ho Kim, Sang Hoon Park, Jeong In Baek, Yong Chul Jang, In Ju Lee
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Patent number: 12269015Abstract: The present invention relates to a catalyst for obtaining chlorine (Cl2) through an oxidation reaction of hydrogen chloride (HCl), and more particularly, to an oxidation reaction catalyst for preparing Cl2 from HCl by addition of a second heterogeneous material to a RuO2-supported catalyst using TiO2 as a support, and a preparation method therefor. According to an embodiment of the present invention, a hydrogen chloride oxidation reaction catalyst for use in a method for preparing chlorine by oxidizing hydrogen chloride includes a support and a heterogeneous material in an active ingredient. The catalyst according to the present invention has both increased catalytic activity at a low temperature and enhanced thermal stability, and thus a catalyst having improved durability such as thermal stability at a high temperature is provided. Therefore, since thermal stability is secured, the performance of the catalyst is maintained for a long time even at a high temperature.Type: GrantFiled: December 10, 2019Date of Patent: April 8, 2025Assignee: HANWAH SOLUTIONS CORPORATIONInventors: Jeong Hwan Chun, Young Jin Cho, Won Yong Kim, Eun Ji Woo, Ga Ram Lee
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Patent number: 12274163Abstract: Provided is a compound of Formula 1 that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.Type: GrantFiled: November 18, 2020Date of Patent: April 8, 2025Assignee: DUK SAN NEOLUX CO., LTD.Inventors: Won Sam Kim, Hyun Ji Oh, Dae Hwan Oh, Sun Hee Lee, Soung Yun Mun, Jeong Seok Kim
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Patent number: 12260909Abstract: Operating a selector device that controls access of a signal to a memory element may comprise applying a main operating voltage pulse and a refresh voltage pulse to the selector device. The refresh voltage pulse and main operating voltage pulse have opposite polarities. A magnitude of the main operating voltage pulse is greater than or equal to a threshold voltage for turning on the selector device, and a maximum magnitude of the refresh voltage pulse is less than the threshold voltage. The refresh voltage pulse reduces a difference between the threshold voltage and a turn-off voltage of the selector device, and may be applied immediately before or immediately after the main operating voltage pulse. An electronic circuit may include the selector device and a driving circuit for apply the pulses. A nonvolatile memory may include the driving circuit and a plurality of nonvolatile memory elements each including a selector device.Type: GrantFiled: March 22, 2023Date of Patent: March 25, 2025Assignees: SK hynix Inc., FOUNDATION FOR RESEARCH AND BUSINESS, SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Tae Jung Ha, Soo Gil Kim, Jeong Hwan Song, Byung Joon Choi, Ha Young Lee
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Publication number: 20250095399Abstract: Provided is a display device comprising a display panel, a metal plate on a bottom surface of the display panel, the metal plate including a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface, and a fingerprint sensor overlappingly disposed on the second surface of the metal plate, wherein the metal plate includes an indentation groove recessed in a direction toward the first surface from the second surface of the metal plate, and the fingerprint sensor is disposed on the second surface of the metal plate on which the indentation groove is formed.Type: ApplicationFiled: November 28, 2024Publication date: March 20, 2025Inventors: Kyung Min CHOI, Ji Hun RYU, Su Yul SEO, Kwang Hyun BAEK, Dong Hwan LEE, Won Ki HONG, Jeong An HONG
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Publication number: 20250084170Abstract: The present invention relates to a bispecific humanized single domain antibody targeting both PD-L1 and CD47, as well as uses thereof. Specifically, a humanized single domain antibody that binds bispecifically to PD-L1 and CD47, which are immune checkpoint proteins, has been developed, and its efficacy has been confirmed both in vitro and in vivo. Therefore, the bispecific humanized single domain antibody can be effectively used as an immune checkpoint inhibitor for immuno-oncology therapy.Type: ApplicationFiled: November 18, 2024Publication date: March 13, 2025Inventors: Seung Yong SEONG, Sang Beum LEE, Jeong Hwan KIM
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Publication number: 20250086376Abstract: A method is provided including: displaying a first content; detecting, by an electronic device, an output condition; and in response to the output condition, outputting, by the electronic device, a second content that that is associated with the first content. Furthermore, an electronic device is provided including: a memory configured to store content; and a processor configured to: display a first content; detect, by an electronic device, an output condition; and in response to the output condition, output a second content that that is associated with the first content.Type: ApplicationFiled: November 23, 2024Publication date: March 13, 2025Inventors: Ji Hyun KIM, Jung Sic SUNG, Chul Hwan LEE, Jeong Hun KIM, Ji Hea PARK, Se Jun SONG, Yo Han LEE, Young Keun CHOI
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Patent number: 12245575Abstract: An apparatus for controlling a flow rate of water based on an oxygen consumption of a farming target fish is disclosed. The apparatus can include a water temperature meter for measuring a water temperature of an aquaculture tank containing the farming target fish, an automatic feeder for supplying a fish feed to the aquaculture tank, a first oxygen concentration meter for measuring an oxygen concentration in water supplied to the aquaculture tank, a second oxygen concentration meter for measuring an oxygen concentration in water discharged from the aquaculture tank, an oxygen consumption calculator configured to calculate an oxygen consumption of the farming target fish, a water flow rate calculator configured to calculate a flow rate of water to be supplied to the aquaculture tank, and a water supply configured to supply the water to the aquaculture tank.Type: GrantFiled: November 28, 2023Date of Patent: March 11, 2025Assignee: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATIONInventors: Jeong Hwan Park, Deok Gyu Kim, Ji Hoon Kim, Young Hun Lee, Jin Seo Choi
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Patent number: 12245518Abstract: A magnetic memory device includes a first magnetic layer extending in a first direction, a pinned layer on the first magnetic layer, and a second magnetic layer vertically overlapping with the pinned layer with the first magnetic layer interposed between the pinned layer and the second magnetic layer. The first magnetic layer includes, a plurality of magnetic domains arranged in the first direction, and at least one magnetic domain wall between the plurality of magnetic domains, and a magnetization direction of the second magnetic layer is substantially parallel to a top surface of the first magnetic layer.Type: GrantFiled: September 30, 2021Date of Patent: March 4, 2025Assignee: Samsung Electronics Co., Ltd.Inventors: Ung Hwan Pi, Seonggeon Park, Jeong-Heon Park, Sung Chul Lee
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Patent number: 12245440Abstract: A semiconductor includes an active pattern with a lower pattern and sheet patterns spaced apart from the lower pattern in a first direction, a source/drain pattern on the lower pattern, the source/drain pattern being in contact with the sheet patterns, and gate structures on opposite sides of the source/drain pattern, the gate structures being spaced apart from each other along a second direction and including gate electrodes that surround the sheet patterns, wherein the source/drain pattern includes a first epitaxial region having at least one of antimony and bismuth, the first epitaxial region having a bottom part in contact with the lower pattern, but not with the sheet patterns, and a thickness of the bottom part increasing and decreasing away from the gate structures in the second direction, and a second epitaxial region on the first epitaxial region, the second epitaxial region including phosphorus.Type: GrantFiled: March 11, 2022Date of Patent: March 4, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ki Hwan Kim, Jeong Ho Yoo, Cho Eun Lee, Yong Uk Jeon, Young Dae Cho
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Publication number: 20250068281Abstract: The object sensing device can include a plurality of first division blocks divided along a first direction, and a sensing driving device that drives the plurality of first division blocks. The sensing driving device can provide a first driving signal to two or more first division blocks among the plurality of first division blocks and provide a second driving signal to the remaining first division blocks. The first driving signal and the second driving signal can be different.Type: ApplicationFiled: August 1, 2024Publication date: February 27, 2025Applicant: LX SEMICON CO., LTD.Inventors: Jae Hwan LEE, Jeong Kwon NAM, Yeon Ju YU, Jun Young LEE, Jin Yoon JANG
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Publication number: 20250060841Abstract: An active pen sensing device, a display device comprising same and a sensing driving method are provided; and the active pen sensing device can include a plurality of division blocks divided into a matrix along a first direction and a second direction intersecting the first direction, each of which comprises a plurality of sensing cells, a plurality of first sensing lines connected to the plurality of sensing cells of each of the plurality of division blocks along the first direction, a plurality of second sensing lines connected to the plurality of sensing cells of each of the plurality of division blocks along the second direction, and a sensing driving device connected to the plurality of first sensing lines and the plurality of second sensing lines to drive the plurality of division blocks.Type: ApplicationFiled: July 16, 2024Publication date: February 20, 2025Applicant: LX SEMICON CO., LTD.Inventors: Jae Hwan LEE, Jeong Kwon NAM, Jung Hwan PARK, Jun Young LEE, Hyun Soo CHUNG
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Patent number: 12230038Abstract: An apparatus for predicting a trajectory of a surrounding vehicle includes a storage configured to store a high definition map, a lane Selection Network (LSN), and a Trajectory Prediction Network (TPN) and a controller that extracts lane information around a target vehicle, traveling around a host vehicle, based on the high definition map, inputs the lane information around the target vehicle and previous trajectory information of the target vehicle to the LSN to detect reference lane information, and inputs the reference lane information and the previous trajectory information of the target vehicle to the TPN to acquire future trajectory information of the target vehicle.Type: GrantFiled: September 15, 2021Date of Patent: February 18, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, JUCF-HYU (Industry-University Cooperation, Foundation, Hanyang University)Inventors: Jun Soo Kim, Jeong Soo Kim, Wan Jae Lee, Jun Won Choi, Byeoung Do Kim, Seok Hwan Lee
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Publication number: 20250042466Abstract: Provided is an apparatus for controlling a road wheel actuator (RWA) system, the apparatus including a sensor module configured to detect sensing data of at least one of a steering angle, rack position information, angular velocity of a steering wheel, and column torque, and a processor configured to perform a Proportional Integral Differential (PID) control logic based on the sensing data detected by the sensor module and the RWA position information fed back from the RWA system.Type: ApplicationFiled: April 4, 2024Publication date: February 6, 2025Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Young Hwan DO, Jeong Min LEE, Hyung Ju KWON, Hee Kyu LIM, Hyun Su KIM, Eui Nam JEONG, In Hyuk KIM
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Publication number: 20250017479Abstract: A smart ring for sensing a biometric signal is provided. The smart ring for sensing a biometric signal by coming in contact with the skin includes at least one light-emitting circuit including first to third light sources that respectively generate light of first to third wavelengths incident on the inside of the skin at non-overlapping first to third points in time, a switch that controls each of the at least one light-emitting circuit, first to third driving circuits that respectively control the first to third light sources of each light-emitting circuit, and a sensing circuit configured to obtain reflected light that is output from the at least one light-emitting circuit and reflected from the inside of the skin.Type: ApplicationFiled: September 14, 2022Publication date: January 16, 2025Inventors: Sang Yeun Jeon, Jeong Yeol Kim, Chang Woo Choi, Byung Hwan Lee
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Publication number: 20240421375Abstract: The present invention relates to a pouch-type battery cell capable of being directly accommodated in a battery pack, and a battery pack including the same. In the battery pack, a heat exchange portion of a battery cell assembly formed by stacking a plurality of battery cells each including an electrode tab lead portion and a heat exchange portion is configured to be in contact with a heat conduction member disposed on a bottom portion of a housing without a sealed surface, and a corner portion formed to protrude from one end of the electrode tab lead portion is configured to be accommodated through a bus bar assembly, a cover plate, or a step portion of the bottom portion of the housing to be electrically insulated.Type: ApplicationFiled: August 28, 2024Publication date: December 19, 2024Inventors: Jun Hee Jung, Jae Il Hwang, Bon Seok Ku, Jeong Hwan Lee, Sei Hoon Cho